Welding manipulator

Abstract

The utility model discloses a welding manipulator which comprises a base, a shell is arranged at the top of the base, a rotating seat is arranged in the middle of the top of the shell, a first mechanical arm is arranged at the top of the rotating seat, a second mechanical arm is arranged at the top end of the first mechanical arm, and the second mechanical arm is divided into two ends. And a manipulator main body is arranged at one end of the second mechanical arm. A movable adjusting mechanism is arranged between the two sides of the interior of a shell, a servo motor is started to drive a lead screw to rotate in the using process, the lead screw drives a movable screw sleeve to transversely move outside the lead screw when rotating, and therefore a rotating base is driven by a connecting base to transversely move above the shell, and meanwhile a stable sliding block transversely slides in a stable sliding rail; and therefore, the effect that the position of the manipulator can be efficiently and stably transversely adjusted is achieved, the manipulator is more flexible during welding work, the welding efficiency is further improved, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of manipulators, in particular to a welding manipulator. Background Art

[0002] A manipulator is an industrial robot that can imitate certain movements of human hands and arms to perform various operations. A welding manipulator is a manipulator used for welding operations. Using a manipulator for welding is more efficient and less costly than manual welding.

[0003] A welding manipulator disclosed in the utility model with the authorization announcement number CN218135909U includes a support plate, a welding mechanism is arranged at the upper end of the support plate, and the welding mechanism includes a fixed plate fixedly arranged at the upper end of the support plate, a limiting rod is fixedly arranged at the front end of the fixed plate, a control frame is slidably arranged on the outer side of the limiting rod, a threaded shaft is arranged on the internal thread of the control frame, a connecting frame is movably arranged on the outer side of the threaded shaft, a linkage frame is fixedly arranged at one end of the control frame, and a hydraulic cylinder is fixedly arranged at the lower end of the linkage frame. A welding manipulator described in the utility model starts the motor so that the control frame moves along the limiting rod and the linkage frame drives the hydraulic cylinder to start the hydraulic cylinder at the same time and the mounting frame drives the welding head to move to facilitate the welding of angle iron by the welding head, and the moving trajectory of the welding manipulator formed by the welding mechanism is straight up and down, thereby reducing the activity radius and improving the space utilization rate of the welding site. However, the position of the manipulator is fixed during the application of the technical solution, and the flexibility is insufficient when performing welding work, and there is a technical problem that the position of the manipulator cannot be adjusted laterally efficiently and stably. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a welding manipulator which can solve the technical problems that the manipulator is fixed in position, lacks flexibility when performing welding work, and cannot efficiently and stably adjust the manipulator position laterally.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a welding robot comprises a base, a shell is arranged on the top of the base, a rotating seat is arranged at the middle position of the top of the shell, a first robot arm is arranged on the top of the rotating seat, a second robot arm is arranged on the top of the first robot arm, the second robot arm is divided into two ends, a robot body is arranged at one end of the second robot arm, a welding gun is arranged at the bottom end of the robot body, a movable adjustment mechanism is arranged between the two sides inside the shell, and an extension structure is arranged on the outside of the second robot arm.

[0006] As a preferred technical solution of the utility model, the movable adjustment mechanism includes a screw rod, which is movably connected between the two sides of the shell near the top, a stabilizing slide rail is arranged at the middle position of the bottom end of the shell, a servo motor is arranged on one side of the shell, a movable wire sleeve is arranged at the middle position outside the screw rod, a connecting seat is arranged at the bottom end of the rotating seat, a stabilizing slider is arranged at the bottom end of the movable wire sleeve, and a stabilizing groove is arranged at the middle position of the top end of the shell.

[0007] As a preferred technical solution of the utility model, the extension structure includes an extension shell, which is sleeved between the outside of the second mechanical arm, a reserved groove is provided at the middle position of the top end of the extension shell, and one side of the top end of the second mechanical arm is fixedly connected with a plug-in stud.

[0008] As a preferred technical solution of the utility model, one side of the screw rod passes through one side inside the shell and is fixedly connected to the output end of the servo motor, and the bottom end of the connecting seat passes through the stabilizing groove and is fixedly connected to the top end of the movable wire sleeve.

[0009] As a preferred technical solution of the utility model, the bottom end of the stabilizing slider is embedded in the interior of the stabilizing slide rail, and the stabilizing slider can slide in the interior of the stabilizing slide rail.

[0010] As a preferred technical solution of the utility model, the top ends of the plug-in studs respectively penetrate the interior of the reserved grooves, and the top ends of the outer ends of the plug-in studs are respectively sleeved with fastening screw sleeves.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. By arranging a movable adjustment mechanism between the two sides of the shell, the servo motor is started to drive the screw to rotate when in use. When the screw rotates, the movable wire sleeve is driven to move laterally outside the screw, thereby driving the rotating seat to move laterally above the shell through the connecting seat. At the same time, the stable slider slides laterally in the stable slide rail, thereby achieving the effect of efficient and stable lateral adjustment of the manipulator position, making the manipulator more flexible when performing welding work, further improving welding efficiency, and having strong feasibility;

[0013] 2. By providing an extension structure on the outside of the second robotic arm, the length of the second robotic arm can be adjusted by adjusting the distance between the second robotic arm and the inside of the extension sleeve during use. At the same time, the plug-in stud moves in the reserved groove to stabilize the extension sleeve and confine it to the outside of the second robotic arm. After the extension adjustment is completed, the fastening screw sleeve is sleeved on the outside of the plug-in stud and tightened to stabilize the adjusted length of the second robotic arm, thereby achieving the effect of convenient, fast and stable adjustment of the robot welding operation range. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of a partial cross-sectional structure of the housing of the utility model;

[0016] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 4 It is a schematic diagram of the three-dimensional structure of the extended sleeve shell of the utility model.

[0018] Among them: 1. Base; 2. Shell; 3. Rotating seat; 4. First robotic arm; 5. Second robotic arm; 6. Plug-in stud; 7. Extension sleeve; 8. Robot body; 9. Welding gun; 10. Screw; 11. Stable slide rail; 12. Servo motor; 13. Stable groove; 14. Connecting seat; 15. Moving thread sleeve; 16. Stable slider; 17. Fastening screw sleeve; 18. Reserved groove. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified.

[0020] Example

[0021] Please refer to Figure 1-4 As shown, the utility model provides a welding manipulator, including a base 1, a shell 2 is arranged on the top of the base 1, a rotating seat 3 is arranged at the middle position of the top of the shell 2, a first mechanical arm 4 is arranged on the top of the rotating seat 3, a second mechanical arm 5 is arranged on the top of the first mechanical arm 4, the second mechanical arm 5 is divided into two ends, and a manipulator body 8 is arranged at one end of the second mechanical arm 5, and the manipulator body 8 is driven to move in all directions and at multiple angles through the linkage between the rotating seat 3, the first mechanical arm 4 and the second mechanical arm 5, and a welding gun 9 is arranged at the bottom end of the manipulator body 8, and welding processing operations are performed through the welding gun 9;

[0022] As a further implementation of this embodiment, Figure 1 and Figure 2As shown, a movable adjustment mechanism is arranged between the two sides inside the shell 2, and the movable adjustment mechanism includes a screw rod 10, the screw rod 10 is movably connected between the two sides inside the shell 2 near the top, a stable slide rail 11 is arranged at the middle position of the bottom end inside the shell 2, a servo motor 12 is arranged on one side of the shell 2, one side of the screw rod 10 passes through one side inside the shell 2 and is fixedly connected to the output end of the servo motor 12, a movable wire sleeve 15 is arranged at the middle position outside the screw rod 10, and the movable wire sleeve 15 is driven to move horizontally by the servo motor 12 and the screw rod 10, and a connecting seat 14 is arranged at the bottom end of the rotating seat 3, and the movable wire sleeve 15 is moved horizontally by the servo motor 12 and the screw rod 10. The bottom end of the movable wire sleeve 15 is provided with a stabilizing slider 16, the bottom end of the stabilizing slider 16 is embedded in the inside of the stabilizing slide rail 11, and the stabilizing slider 16 can slide inside the stabilizing slide rail 11, so as to achieve the purpose of stabilizing the movable wire sleeve 15 to prevent deflection. A stabilizing groove 13 is provided at the middle position of the top end of the shell 2, and the bottom end of the connecting seat 14 passes through the stabilizing groove 13 and the top end of the movable wire sleeve 15 is fixedly connected, thereby achieving the effect of efficiently and stably adjusting the position of the manipulator laterally, making the manipulator more flexible when performing welding work, further improving the welding efficiency, and having strong feasibility;

[0023] When in use, the servo motor 12 is started to drive the screw rod 10 to rotate. When the screw rod 10 rotates, it drives the movable wire sleeve 15 to move horizontally outside it, thereby driving the rotating seat 3 to move horizontally above the shell 2 through the connecting seat 14. At the same time, the stable slider 16 slides horizontally in the stable slide rail 11, which can stably drive the manipulator to move horizontally;

[0024] As a further implementation of this embodiment, Figure 1 , Figure 3 and Figure 4 As shown, the second mechanical arm 5 is provided with an extension structure on the outside, and the extension structure includes an extension shell 7, and the extension shell 7 is sleeved between the outside of the second mechanical arm 5. The range of the manipulator can be expanded by adjusting the distance between the two sections of the second mechanical arm 5 inside the extension shell 7. A reserved groove 18 is provided at the middle position of the top of the inside of the extension shell 7. One side of the top of the second mechanical arm 5 is respectively fixedly connected with a plug-in stud 6, and the top of the plug-in stud 6 passes through the inside of the reserved groove 18 respectively. The top of the outside of the plug-in stud 6 is respectively sleeved with a fastening screw sleeve 17. The extension shell 7 can be fixedly fixed to the outside of the second mechanical arm 5 by the fastening screw sleeve 17, thereby achieving the effect of conveniently, quickly and stably adjusting the welding operation range of the manipulator;

[0025] When in use, the length of the second mechanical arm 5 can be extended and adjusted by adjusting the distance between the second mechanical arm 5 and the extension sleeve 7. At the same time, the plug-in stud 6 moves in the reserved groove 18 to stabilize the extension sleeve 7 and limit it to the outside of the second mechanical arm 5. When the extension adjustment is completed, the fastening screw sleeve 17 is sleeved on the outside of the plug-in stud 6 and tightened to stabilize the adjusted length of the second mechanical arm 5.

[0026] Specific working principle:

[0027] When using the welding manipulator, the linkage between the rotating seat 3, the first manipulator arm 4 and the second manipulator arm 5 drives the manipulator body 8 to move in all directions and at multiple angles, and the manipulator body 8 can drive the welding gun 9 to perform welding processing operations. At the same time, the servo motor 12 is started to drive the screw rod 10 to rotate. When the screw rod 10 rotates, it drives the movable wire sleeve 15 to move laterally outside it, thereby driving the rotating seat 3 to move laterally above the shell 2 through the connecting seat 14. At the same time, the stabilizing slider 16 slides laterally in the stabilizing slide rail 11, which can stably drive the manipulator to move laterally to adjust the welding position, and by adjusting the distance between the second manipulator arm 5 inserted in the extension sleeve 7, the length of the second manipulator arm 5 can be expanded and adjusted. When the extension adjustment is completed, the fastening screw sleeve 17 is sleeved on the outside of the plug-in stud 6 and tightened to stabilize the adjusted length of the second manipulator arm 5, thereby achieving more flexible and efficient welding operations.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A welding robot, comprising a base (1), characterized in that: A shell (2) is arranged on the top of the base (1), a rotating seat (3) is arranged at the middle position of the top of the shell (2), a first mechanical arm (4) is arranged on the top of the rotating seat (3), a second mechanical arm (5) is arranged at the top of the first mechanical arm (4), the second mechanical arm (5) is divided into two ends, a mechanical arm body (8) is arranged at one end of the second mechanical arm (5), a welding gun (9) is arranged at the bottom end of the mechanical arm body (8), a moving adjustment mechanism is arranged between the two sides inside the shell (2), and an extension structure is arranged outside the second mechanical arm (5).

2. A welding robot according to claim 1, characterized in that: The movable adjustment mechanism comprises a screw rod (10), the screw rod (10) is movably connected between the two sides of the shell (2) at a position close to the top, a stabilizing slide rail (11) is arranged at a middle position of the bottom end of the shell (2), a servo motor (12) is arranged on one side of the shell (2), a movable thread sleeve (15) is arranged at a middle position outside the screw rod (10), a connecting seat (14) is arranged at the bottom end of the rotating seat (3), a stabilizing slide block (16) is arranged at the bottom end of the movable thread sleeve (15), and a stabilizing groove (13) is arranged at a middle position of the top end of the shell (2).

3. A welding robot according to claim 1, characterized in that: The extension structure comprises an extension sleeve (7), the extension sleeve (7) being sleeved between the outside of the second mechanical arm (5), a reserved groove (18) being arranged at the middle position of the top end inside the extension sleeve (7), and a plug-in stud (6) being fixedly connected to one side of the top end of the second mechanical arm (5).

4. A welding robot according to claim 2, characterized in that: One side of the screw rod (10) passes through one side inside the housing (2) and is fixedly connected to the output end of the servo motor (12), and the bottom end of the connecting seat (14) passes through the stabilizing groove (13) and is fixedly connected to the top end of the movable wire sleeve (15).

5. A welding robot according to claim 2, characterized in that: The bottom end of the stabilizing slide block (16) is embedded in the interior of the stabilizing slide rail (11), and the stabilizing slide block (16) can slide inside the stabilizing slide rail (11).

6. A welding robot according to claim 3, characterized in that: The top ends of the plug-in studs (6) respectively penetrate the interior of the reserved grooves (18), and the top ends of the exteriors of the plug-in studs (6) are respectively sleeved with tightening screw sleeves (17).

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